Solve the following and give solutions please

A Jolly crew whose annual earnings can be represented by the function A(x} = 25, 000 + 0.04x. where x is the Philippine peso value of the Jollibee food products that he sells. His son is also in the Jollybee shop and his earnings are represented by the function 30:}:101000 + 0115):. Find (A + S){x} and determine the total family income if they each sell Php150,000 worth of Jollibee food products